Aerobic capacity

Question 1

what does the oxygen levels of the tissues equal

Answer 1

O2 content arterial blood - O2 content venus blood

Question 2

ventilation =

Answer 2

volume x rate

Question 3

rate of breathing can increase ____ during max exercise

Answer 3

4-5x

Question 4

max voluntary ventilation for men, women

Answer 4

140-180 L/min

80-120 L/min

Question 5

T/F Ventilation is a limitation for max exercise

Answer 5

F

Question 6

what is ventilation regulated by

Answer 6

central and respiratory neurons, peripheral chemoreceptors (CO2)

Question 7

when is lactate formed

Answer 7

anaerobic exercise

Question 8

what converts lactate to liver glycogen

Answer 8

Cori cycle

Question 9

what predicts endurance performance better than VO2max

Answer 9

OBLA (onset blood lactose accumulation)

Question 10

biochemical responses to training (3)

Answer 10

%muscle that contains mitochondria
capacity to oxidize pyruvate
enzymes of ETC

Question 11

Respiratory Quotient

Answer 11

CO2 produced/O2 consumed

Question 12

what macronutrient produces less CO2 than O2 consumed (lower RQ)

Answer 12

Fat

Question 13

how many kcal to lose 1 lb

Answer 13

3500

Question 14

negative energy balance of 500-1000 kcal per day will lose ____ lbs per week

Answer 14

1-2

Question 15

HR max calculation

Answer 15

208- (0.7 x age)

Question 16

When not to exercise

Answer 16

HR > 120 or 200 or 110

SaO2

Question 17

Aerobic capacity is closely related to

Answer 17

Cardiac output (HRxSV)